skinkini Share definition Flag the area of skin around a mans penis that is shaved, usually from the waste to ball sack in a triangular shape, this neglects thighs and stomach making a skinkini haha hey had a skinkini, gotta love a guy that cares enough to shave the necessary area skinkini by malyland March 10, 2011 0 0 Get merch Get the skinkini mug. Buy Now — $32.95 See more merch